a73x

c944d8f5

retro: prove at the layer the code runs through

a73x   2026-09-02 14:28

Commit message
retro: prove at the layer the code runs through

RETRO.md
Old New
@@ -61,3 +61,9 @@ One line per push to `main`: what slowed the work down. Enforced by
61 callers. A negative that arrives as a shell error reads exactly like a 61 callers. A negative that arrives as a shell error reads exactly like a
62 negative that arrives as an answer. Quote the glob, and treat an empty result 62 negative that arrives as an answer. Quote the glob, and treat an empty result
63 as a claim to check rather than a claim to make. 63 as a claim to check rather than a claim to make.
64 - Factory fixes: the merge_how proof ran the merger by hand and skipped the
65 handler that strips merge_how from a part before the cross-source merge, so
66 the fix that passed in the guest failed the first boot gate. Two more gate
67 runs died at placement: a gate that dies does not reap its smoke VM, and the
68 leftover plus a live test VM filled the devhost. Prove at the layer the code
69 runs through, and check the host is empty before a run.